body { 
  font-family: Verdana;
  background-color: #aacccc;
}

.heading { 
  font-size: 28pt;
  #margin-left: auto;
  #margin-right: auto;
  margin: 0px auto 0px auto;
  width: 600px;
  color: #666;

}

.block {
  box-sizing: border-box;
  -moz-box-sizing: border-box; /* Firefox */
  -webkit-box-sizing: border-box; /* Safari */  
  border: 3px #666 solid;
  width: 750px;
  position: absolute;
  left: 50%;
  margin-left: -375px;
  -moz-border-radius: 10px;
  border-radius: 10px;
  background-color: #dee;
  box-sizing: border-box;
}

#content {
  top: 85px;
  overflow: auto;
  height: 500px;
}

#question_text {
  position: absolute;
  left: 110px;
  height: 130px;
  width: 610px;
  top: 20px;
}

#input {
  position: absolute;
  left: 110px;
  top: 160px;
}

#answer2 {
  /* I think it is not used*/
  position: absolute;
  left: 110px;
  top: 110px;
}

#feedback {
  position: absolute;
  left: 110px;
  top: 200px;
  right: 30px;
  height: 270px;
  width: 610px;
}

#feedback2 {
  position: absolute;
  left: 110px;
  top: 250px;
  right: 30px;
  height: 270px;
  width: 610px;
}

#question_no {
  position: absolute; 
  left: 20px; 
  top: 20px;
  font-size: 25pt;
}

#total_qty {
  display: none;
  position: absolute; 
  left: 20px; 
  top: 55px;
  font-size: 13pt;
}

#percentage {
  position: absolute;
  top: 65px;
  left: 30px;
}

#header { 
  position: absolute;
  font-size: 16pt;
  padding: 0px 20px 0px 20px;
  height: 70px;
}

#answer_input {
  border: 1px black solid;
}

#submit_btn {
  border: 1px black solid;  
}

.lesson_a {
  font-size: 10pt;
  margin: 5px 10px 0px 0px;
  color: black;
  border: 1px black solid;
  text-decoration: none;
  -moz-border-radius: 5px;
  border-radius: 5px;
  padding: 0px 2px 0px 2px;
}

.active {
  background-color: #ccc;
}

.lesson_a:hover {
  background-color: #d8d8d8;
}

#footer {
  display: none;
  border: none; 
  background-color: transparent;
  position: absolute;
  bottom: 10px;
  text-align: center;
  font-size: 8pt;
}

#text_content {
  position: absolute; 
  left: 25px; 
  top: 0px;
  font-size: 10pt;
  width: 675px;
  
  height: 350px;
  margin-top: 15px;
}

.white {
  background-color: #fff;
  #margin-left: 20px;
  margin: 10px 20px 10px 20px;
  padding: 3px;
  border: 1px #aaa solid;
  width: 500px;
}

.grammar_table {
  border-collapse: collapse;
  margin-left: 20px;
  background-color: white;
}

.grammar_table th, .grammar_table td {
  border: 1px #aaa solid;
  font-weight: normal;
  padding: 2px;
  text-align: left;
  
}

.parts {
  #margin-left: 20px;

}

.parts th {
  border: 1px black solid;
  background-color: white;
  font-weight: normal;
  padding: 5px;
  font-size: 12pt;
}

.parts td {
  padding: 5px;
}

.download_icon {
  display: inline-block;
  #border: 1px black solid;
  text-align: center;
  font-size: 9pt;
}

.welcome_header {
  text-align: center;
  font-size: 40pt;
}


#lessonlist {
  position: absolute;
  left: 150px;
  top: 90px;
}

#lessonlist table td {
  padding: 4px 10px 4px 10px;
}

.btn {
  border: 1px black solid;
  text-align: center;
  border: 1px black solid;
  text-decoration: none;
  color: black;
  background-color: #eee;
  border-radius: 8px;
  -moz-border-radius: 8px;
  padding: 1px 7px 1px 7px;
  display: inline-block;
}
.largebtn {
  /* I think not in use */
  border: 1px black solid;
  text-align: center;
  border: 1px black solid;
  text-decoration: none;
  color: black;
  background-color: #eee;
  border-radius: 10px;
  -moz-border-radius: 10px;
  padding: 5px 10px 5px 10px;
  display: inline-block;
}

.bordered th, .bordered td {
  border: 1px black solid;
}
.bordered caption {
  border: 1px black solid;
  border-bottom: none;
  background-color: lightgray;
}



.bordered {
  border-collapse: collapse;
}

.box {
  border: 1px black solid;
  width: 500px;
  padding: 10px;
  box-sizing:border-box;
  margin: 10px 0px;
  -moz-box-sizing:border-box; /* Firefox */
  -webkit-box-sizing:border-box; /* Safari */  
  background-color: #eee;
}

#debug_div {
  background-color: #a0cccc;
  position: fixed;
  top: 10px;
  display: none;
  overflow: auto;
  height: 200px;
}

#debug_toggler {
  display: none;
  font-size: 8pt;
  position: fixed;
  top: 0px;
}


.debugp {
  margin: 3px;
  border: 1px black solid;
  background-color: #ccc;
  font-size: 8pt;
  font-family: "Courier New";
}

.inactive {
  pointer-events: none;
  cursor: default;
  color: #888;
}

#debugdetails {
  #display: block;
  display: none;
  
  position: fixed;
  right: 10px;
  top: 10px;
  #width: 100px;
  font-size: 8pt;
}
#debugdetails td {
  width: 60px;
}

.colored {
  background-color: #a0cccc;
}

.feedbackp {
  margin: 3px 0px;
}

.feedbackheading { 
  margin: 3px 0px;
}

#green, #red {
  width: 300px;
  height: 300px;
  left: 50%;
  margin-left: -150px;
  top: 50%;
  margin-top: -150px;
  #background-color: green;
  position: absolute;
  display: none;
}

.discrete {
  text-decoration: none;
  color: black;
}

li {
  margin: 8px;
}

.person {
  padding: 5px 10px;
  font-weight: bold;
}

.dialogue {
  margin: 30px;
}
